| Document and Entity Information | May 25, 2022 |
| Cover [Abstract] | |
| Amendment Flag | false |
| Entity Central Index Key | 0001668397 |
| Document Type | 8-K |
| Document Period End Date | May 25, 2022 |
| Entity Registrant Name | MEDPACE HOLDINGS, INC. |
| Entity Incorporation State Country Code | DE |
| Entity File Number | 001-37856 |
| Entity Tax Identification Number | 32-0434904 |
| Entity Address, Address Line One | 5375 Medpace Way |
| Entity Address, City or Town | Cincinnati |
| Entity Address, State or Province | OH |
| Entity Address, Postal Zip Code | 45227 |
| City Area Code | (513) |
| Local Phone Number | 579-9911 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Security 12b Title | Common Stock $0.01 par value |
| Trading Symbol | MEDP |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
